GHSA-wfhp-qgm8-5p5c
Jenkins has a build information disclosure vulnerability through Run Parameter
At a glance
- Published
- Updated
- CVE
- CVE-2026-27100
- Aliases
- BIT-jenkins-2026-27100
- CVSS_V3
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Description
Jenkins 2.550 and earlier, LTS 2.541.1 and earlier accepts Run Parameter values that refer to builds the user submitting the build does not have access to, allowing attackers with Item/Build and Item/Configure permission to obtain information about the existence of jobs, the existence of builds, and if a specified build exists, its display name.
Affected packages
| Package | Versions |
|---|---|
| Maven · org.jenkins-ci.main:jenkins-core | introduced 2.542, fixed 2.551 |
| Maven · org.jenkins-ci.main:jenkins-core | introduced 0, fixed 2.541.2 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-27100 ADVISORY
- https://github.com/jenkinsci/jenkins/commit/f92eadb5813f04ca27439455e2573c3171e93a45 WEB
- https://github.com/jenkinsci/jenkins PACKAGE
- https://github.com/jenkinsci/jenkins/releases/tag/jenkins-2.541.2 WEB
- https://github.com/jenkinsci/jenkins/releases/tag/jenkins-2.551 WEB
- https://www.jenkins.io/security/advisory/2026-02-18/#SECURITY-3658 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |